(iOS) UIImageView에 터치 이벤트 넣기

let cellImageView : UIImageView = {
        let iv = UIImageView()
        iv.image = #imageLiteral(resourceName: "venom")
        iv.contentMode = .scaleAspectFill
        iv.clipsToBounds = true
        
        
        ///////////////////////// 아래 부분의 코드가 필요!
        let singleTap : UITapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(singleTapping(recognizer:)))
        singleTap.numberOfTouchesRequired = 1
        iv.addGestureRecognizer(singleTap)
        /////////////////////////        
        return iv
    }()
    
    //제스처에 사용할 메서드
    @objc func singleTapping(recognizer: UIGestureRecognizer) {
        print("image clicked")
    }